Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    or...
       
    Reply
    Re: Averaging
    From: Fred Hebard
    Date: 2004 Oct 20, 17:12 -0400

    On Oct 20, 2004, at 3:52 PM, Jim Thompson wrote:
    
    > Fred's observer sextant altitude curves look a heck of a lot prettier
    > what I
    > get from the deck of our boat at anchor on a lunch hook.  My R-values
    > certainly are not 0.9999 for a straight line fit!  Obviously I need
    > more
    > practice.
    >
    
    Jim,
    
    I went sailing this summer and got to within 9.0 and 12.0' of arc of
    GPS position on two sun sights.  On dry land, I'm hardly ever out more
    than 0.5' of arc.  But I've practiced one hell of lot to get those dry
    land numbers to look like that.
    
    Fred
    
    
    

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    You can also join by posting. Your first on-topic post automatically makes you a member.

    Posting Code

    Enter the email address associated with your NavList messages. Your posting code will be emailed to you immediately.
    Email:

    Email Settings

    Posting Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)

    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site